Provost is best known for his role as young Timmy Martin in the CBSseries, Lassie (1957-1964). His acting career began at age two when cast as Jane Wyman and Sterling Hayden’s son in the 1953 film So Big.At 14 years of age Provost decided to end his career in show business, but made a decision to return to do some television work in 1990. His Career has taken variety of directions since.

According to his website, the check shirt and jeans he wore for seven years on Lassie hang in The Smithsonian next to Archie Bunker’s chair.